Rear bumper



FIG. 1 is a left, top, and rear perspective view of a rear bumper,

FIG. 2 is a bottom plan view thereof,

FIG. 3 is a rear elevation view thereof,

FIG. 4 is a right, bottom, and rear perspective view thereof,

FIG. 5 is a right side elevation view thereof,

FIG. 6 is a left, top, and front elevation view thereof,

FIG. 7 is a left side elevation view thereof,

FIG. 8 is a top and rear perspective view thereof,

FIG. 9 is a top and rear perspective view thereof; and,

FIG. 10 is a top plan view thereof.

All broken lines depict portions of the rear bumper that form no part of the claimed design. 

CLAIM We claim the ornamental design for a rear bumper, as shown and described. 